CH634232A5 - Process for preparing dust-free, non-caking granular materials, especially broken granules of salts and fertilisers - Google Patents

Process for preparing dust-free, non-caking granular materials, especially broken granules of salts and fertilisers Download PDF

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Publication number
CH634232A5
CH634232A5 CH1206777A CH1206777A CH634232A5 CH 634232 A5 CH634232 A5 CH 634232A5 CH 1206777 A CH1206777 A CH 1206777A CH 1206777 A CH1206777 A CH 1206777A CH 634232 A5 CH634232 A5 CH 634232A5
Authority
CH
Switzerland
Prior art keywords
weight
urea
parts
granules
dust
Prior art date
Application number
CH1206777A
Other languages
German (de)
English (en)
Inventor
Siegfried Dr Maier
Eberhard Dr Rother
Hermann Dr Pottgiesser
Hermann Resch
Original Assignee
Basf Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Publication of CH634232A5 publication Critical patent/CH634232A5/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/30—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using agents to prevent the granules sticking together; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/20—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for preventing the fertilisers being reduced to powder; Anti-dusting additives
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/30—Anti-agglomerating additives; Anti-solidifying additives
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/30—Layered or coated, e.g. dust-preventing coatings
    • C05G5/37—Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fertilizers (AREA)
CH1206777A 1976-10-04 1977-10-03 Process for preparing dust-free, non-caking granular materials, especially broken granules of salts and fertilisers CH634232A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2644732A DE2644732C3 (de) 1976-10-04 1976-10-04 Verfahren zur Herstellung von staubfreien und nichtbackenden Granulaten mit einem Polymerenüberzug

Publications (1)

Publication Number Publication Date
CH634232A5 true CH634232A5 (en) 1983-01-31

Family

ID=5989638

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1206777A CH634232A5 (en) 1976-10-04 1977-10-03 Process for preparing dust-free, non-caking granular materials, especially broken granules of salts and fertilisers

Country Status (7)

Country Link
BE (1) BE859353A (nl)
CH (1) CH634232A5 (nl)
DE (1) DE2644732C3 (nl)
FR (1) FR2366055A1 (nl)
GB (1) GB1588641A (nl)
IT (1) IT1091146B (nl)
NL (1) NL7710745A (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5211985A (en) * 1991-10-09 1993-05-18 Ici Canada, Inc. Multi-stage process for continuous coating of fertilizer particles
EP1199291A1 (de) * 2000-10-17 2002-04-24 Agra Dünger GmbH Beschichtetes chemisches Erzeugnis und Verfahren zur Herstellung
FI113366B (fi) * 2002-06-20 2004-04-15 Kemira Growhow Oy Pinnoitetut ammoniumnitraatti- ja ureapartikkelit
US20180170820A1 (en) * 2015-06-19 2018-06-21 Koch Agronomic Services, Llc Strengthened composite products and methods for making and using same
EP3153488B1 (de) * 2015-10-06 2020-04-01 ChemCom Industries B.V. Düngemittelkorn, verfahren und vorrichtung zum herstellen eines düngemittelkorns

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE661598A (nl) * 1964-06-20 1965-07-16

Also Published As

Publication number Publication date
BE859353A (fr) 1978-04-04
DE2644732A1 (de) 1978-04-06
IT1091146B (it) 1985-06-26
GB1588641A (en) 1981-04-29
FR2366055A1 (fr) 1978-04-28
NL7710745A (nl) 1978-04-06
DE2644732C3 (de) 1979-06-13
DE2644732B2 (de) 1978-10-19
FR2366055B1 (nl) 1980-04-11

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